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IONOS EN

Jobs Hiring Closed Discussion
30 jobs
IONOS EN
11 views 5 days ago

C++ Developer for Infrastructure and Network Development Team (hybrid)

Open 46d HybridEuropeFull-time
Romania

C++ engineer at IONOS's Bucharest engineering centre building internal infrastructure/network tooling, including the Enhanced Backup system that backs up millions of web hosts daily (up to 2 PB/day, ~750k lines of code). Day-to-day work is C++17 development on Linux with CMake, TCP/UDP networking, multithreading, REST APIs, Python utilities and Docker.

Agile AI API Automation Bash +20 skills
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IONOS EN
15 views 5 days ago

Senior Cyber Security Engineer (f/m/d) Cloud

Open 32d HybridEuropeFull-timeSenior
Germany

Senior security engineer at IONOS in Berlin shaping secure development for a European cloud/hosting provider: driving Secure SDLC, threat modeling, architecture reviews, IAM and cryptographic standards, vulnerability/pentest management, and automated compliance evidence in CI/CD pipelines. Requires hands-on ISO 27001/IT-Grundschutz/BSI C5 experience and fluent German.

Agile AI Automation CI/CD Cloud +13 skills
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IONOS EN
1 views 5 days ago

Call Center Employee (f/m/d) Retention - France

Open 26d HybridFull-time

About IONOS At IONOS, we don't just manage servers – we shape the digital future for more than 6.2 million customers worldwide with our solutions. As Europe's leading hosting provider and a pioneer in…

Agile AI Automation Cloud Customer Retention +1 skills
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IONOS EN
12 views 5 days ago

Cyber Security Engineer (f/m/d) Infrastructure & AI Platform Security

Open 23d HybridEuropeFull-time
Germany

Hands-on security expert role at hosting/cloud provider IONOS in Berlin (hybrid): owns security architecture for provider-side infrastructure — virtualization, containers, control planes, DNS, mail, backup — and secures internal AI platforms and agents (non-human identity, data access, pre-deployment AI reviews). Core: Linux, virtualization/containers, IAM, secrets, LLM/agent security.

Agile AI Automation Cloud DNS +9 skills
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IONOS EN
10 views 5 days ago

Staff Information Security Professional (f/m/d)

Open 22d HybridEuropeFull-timeStaff
Germany

Lead the design and operation of an integrated security management system (ISO 27001, BSI IT-Grundschutz, BSI C5) for a major European cloud provider. You will manage audits, ensure regulatory compliance with NIS2 and KRITIS, and provide functional leadership to security teams using modern GRC tools.

Agile AI Automation Cloud Gdpr +4 skills
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IONOS EN
4 views 5 days ago

Procurement Manager (f/m/d) Marketing

Open 22d HybridFull-time

About IONOS At IONOS, we don't just manage servers – we shape the digital future for more than 6.2 million customers worldwide with our solutions. As Europe's leading hosting provider and a pioneer in…

Agile AI Automation Cloud Coupa +2 skills
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IONOS EN
3 views 5 days ago

Pricing/ Commercial Strategy Manager (f/m/d)

Open 15d HybridFull-time

About IONOS At IONOS, we don't just manage servers – we shape the digital future for more than 6.2 million customers worldwide with our solutions. As Europe's leading hosting provider and a pioneer in…

Agile AI Automation Cloud Data Modeling +3 skills
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IONOS EN
4 views 5 days ago

Manager Procurement (f/m/d) Datacenter Infrastructure

New HybridFull-time

About IONOS At IONOS, we don't just manage servers – we shape the digital future for more than 6.2 million customers worldwide with our solutions. As Europe's leading hosting provider and a pioneer in…

Agile AI Automation Cloud Coupa +1 skills
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IONOS EN
4 views 5 days ago

Linux Systems Engineer in Domains Retail Operations team (hybrid)

New HybridEuropeFull-timeMiddle
Romania

Runs and evolves the Linux platform (~700 servers) behind IONOS's Domains, DNS and SSL products from the Bucharest office: provisioning, configuration management, monitoring/automation, and on-call incident response. Core stack: Debian, Puppet, Docker/Kubernetes, Apache/Nginx/Tomcat, Kafka, Redis, MongoDB, Elasticsearch, Icinga/Prometheus/Grafana/ELK.

ActiveMQ Agile AI Automation Bash +29 skills
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IONOS EN
5 days ago

Senior PMO Manager (f/m/d) Product & Tech

New HybridFull-timeSenior

About IONOS At IONOS, we don't just manage servers – we shape the digital future for more than 6.2 million customers worldwide with our solutions. As Europe's leading hosting provider and a pioneer in…

Agile AI Automation Cloud Confluence +4 skills
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